:root{
  --forest:#0C2A23; --teal:#0F766E; --lime:#B6F36B; --mint:#36E0A8;
  --cream:#F4F1EA; --paper:#fff; --ink:#13241F; --muted:#5C6B64; --line:#E2DED3;
  --r:2px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,sans-serif;color:var(--ink);background:var(--cream);line-height:1.55;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:'Fraunces',Georgia,serif;font-weight:600;line-height:1.04;letter-spacing:-.015em}
a{color:inherit;text-decoration:none}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
section{padding:104px 0}

.btn{display:inline-flex;align-items:center;gap:.5em;font-weight:600;font-size:15px;padding:14px 24px;border-radius:var(--r);border:1.5px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .15s,background .15s,color .15s}
.btn-lime{background:var(--lime);color:var(--forest)}
.btn-lime:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(182,243,107,.45)}
.btn-solid{background:var(--forest);color:#fff}
.btn-solid:hover{background:var(--teal)}
.btn-out{border-color:currentColor;background:transparent}
.btn-out:hover{background:var(--forest);color:#fff;border-color:var(--forest)}
.btn-out.on-dark{color:#fff}
.btn-out.on-dark:hover{background:#fff;color:var(--forest)}

/* header */
header{position:sticky;top:0;z-index:50;background:transparent;transition:.25s}
header.scrolled{background:rgba(244,241,234,.9);backdrop-filter:blur(10px);box-shadow:0 1px 0 var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:20px 0;transition:padding .25s}
header.scrolled .nav{padding:12px 0}
/* hero is dark, so header text starts light then flips on scroll */
header .brand,header .nav-links a.link{color:#fff;transition:color .25s}
header.scrolled .brand,header.scrolled .nav-links a.link{color:var(--ink)}
header .hamburger span{background:#fff}
header.scrolled .hamburger span{background:var(--ink)}
/* inner pages: no dark hero, so header text is dark/ink from the top */
body.light-header header .brand,
body.light-header header .nav-links a.link{color:var(--ink)}
body.light-header header .hamburger span{background:var(--ink)}
body.light-header header{background:rgba(244,241,234,.9);backdrop-filter:blur(10px);box-shadow:0 1px 0 var(--line)}
.brand{display:flex;align-items:center;gap:11px;font-family:'Fraunces';font-weight:600;font-size:20px}
.logomark{width:34px;height:34px;flex:0 0 auto}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a.link{font-family:'Inter';font-weight:500;font-size:15px;position:relative;padding:4px 0}
.nav-links a.link::after{content:"";position:absolute;left:0;bottom:-1px;height:2px;width:0;background:var(--lime);transition:width .2s}
.nav-links a.link:hover::after{width:100%}
/* persistent active-nav indicator */
.nav-links a.link.active::after{width:100%}
.nav-links a.link.active{font-weight:600}
.hamburger{display:none;background:none;border:0;cursor:pointer;flex-direction:column;gap:5px;padding:8px}
.hamburger span{width:24px;height:2px;transition:.2s}

/* hero video */
.hero{position:relative;min-height:88vh;display:flex;align-items:center;color:#fff;overflow:hidden}
.hero video,.hero .vfallback{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.hero .vfallback{background:linear-gradient(120deg,#0C2A23,#0F766E 55%,#10564f);background-size:200% 200%;animation:grad 14s ease infinite}
@keyframes grad{0%,100%{background-position:0 50%}50%{background-position:100% 50%}}
.hero .scrim{position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(8,28,23,.86) 0%,rgba(8,28,23,.62) 45%,rgba(8,28,23,.30) 100%)}
.hero-inner{position:relative;z-index:2;max-width:760px;padding:40px 0}
.eyebrow{display:inline-flex;align-items:center;gap:9px;border:1px solid rgba(255,255,255,.35);font-weight:500;font-size:13px;letter-spacing:.05em;text-transform:uppercase;padding:7px 14px;border-radius:var(--r);margin-bottom:24px}
.eyebrow .pulse{width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 0 rgba(182,243,107,.7);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(182,243,107,.6)}70%{box-shadow:0 0 0 10px rgba(182,243,107,0)}100%{box-shadow:0 0 0 0 rgba(182,243,107,0)}}
.hero h1{font-size:clamp(40px,6vw,72px)}
.hero h1 em{font-style:italic;color:var(--lime)}
.hero p.sub{font-size:clamp(17px,2vw,20px);max-width:580px;margin:24px 0 34px;color:#e7eee9}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.scroll-hint{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:2;color:#fff;font-size:12px;letter-spacing:.1em;text-transform:uppercase;opacity:.7;display:flex;flex-direction:column;align-items:center;gap:8px}
.scroll-hint::after{content:"";width:1px;height:30px;background:#fff;animation:drop 1.8s ease infinite}
@keyframes drop{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* inner page header band */
.page-head{background:var(--forest);color:#eaf3ee;padding:140px 0 78px;position:relative;overflow:hidden}
.page-head::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(15,118,110,.35),transparent 60%);pointer-events:none}
.page-head .wrap{position:relative;z-index:1}
.page-head .kicker{color:var(--lime)}
.page-head .kicker::before{background:var(--mint)}
.page-head h1{font-size:clamp(36px,5.4vw,62px);color:#fff;max-width:820px}
.page-head p.lead{color:#cfe0d8;max-width:680px}
.crumb{font-size:13px;letter-spacing:.04em;color:#9fb8ae;margin-bottom:18px}
.crumb a:hover{color:var(--lime)}

/* logo / trust strip */
.trust{background:var(--forest);color:#cfe0d8;padding:30px 0}
.trust .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.trust b{color:#fff;font-family:'Fraunces';font-weight:600;font-size:18px}
.trust .pills{display:flex;gap:10px;flex-wrap:wrap}
.trust .pill{border:1px solid rgba(255,255,255,.25);border-radius:var(--r);padding:8px 14px;font-size:13px}

.kicker{font-weight:600;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--teal);margin-bottom:16px;display:flex;align-items:center;gap:10px}
.kicker::before{content:"";width:26px;height:2px;background:var(--lime)}
.sec-h{font-size:clamp(30px,4vw,46px);max-width:740px}
.lead{font-size:18px;color:var(--muted);max-width:660px;margin-top:18px}

/* why split */
.why{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.why-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;margin-top:50px}
.ledger{border-top:1px solid var(--line)}
.ledger .li{display:flex;gap:18px;align-items:baseline;padding:20px 0;border-bottom:1px solid var(--line);transition:padding-left .15s}
.ledger .li:hover{padding-left:8px}
.ledger .li .k{font-family:'Fraunces';font-weight:600;font-size:22px;color:var(--teal);min-width:34px}
.ledger .li b{font-family:'Fraunces';font-weight:600;font-size:18px;display:block}
.ledger .li span{color:var(--muted);font-size:15px}

/* services editorial list */
.svc{display:grid;grid-template-columns:repeat(2,1fr);gap:0;margin-top:48px;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.svc .item{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:38px;background:var(--paper);transition:background .2s,transform .2s;position:relative}
.svc .item:hover{background:var(--cream)}
.svc .item .no{font-family:'Fraunces';font-size:14px;color:var(--teal)}
.svc .item h3{font-size:26px;margin:14px 0 10px}
.svc .item p{color:var(--muted);font-size:15px}
.svc .item .arrow{margin-top:18px;font-weight:600;color:var(--teal);font-size:14px;display:inline-flex;gap:6px;transition:gap .15s}
.svc .item:hover .arrow{gap:12px}

/* services full detail (services.html) */
.svc-detail{display:grid;grid-template-columns:1fr;gap:0;margin-top:50px;border-top:1px solid var(--line)}
.svc-row{display:grid;grid-template-columns:0.9fr 1.1fr;gap:48px;padding:48px 0;border-bottom:1px solid var(--line);align-items:start}
.svc-row .no{font-family:'Fraunces';font-size:15px;color:var(--teal);margin-bottom:14px}
.svc-row h3{font-size:clamp(26px,3vw,34px);margin-bottom:14px}
.svc-row p.lead{margin-top:0}
.includes{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:0;border-top:1px solid var(--line)}
.includes li{padding:14px 0;border-bottom:1px solid var(--line);font-size:15px;display:flex;gap:11px;align-items:baseline;color:var(--ink)}
.includes li::before{content:"";width:7px;height:7px;flex:0 0 auto;border-radius:50%;background:var(--lime);transform:translateY(-1px)}

/* how steps timeline */
.how{background:var(--forest);color:#eaf3ee}
.how .kicker{color:var(--lime)}.how .kicker::before{background:var(--mint)}
.how .sec-h{color:#fff}
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:54px;counter-reset:s}
.tl{padding:0 22px;border-left:1px solid rgba(255,255,255,.18)}
.tl:first-child{padding-left:0;border-left:0}
.tl .dot{width:14px;height:14px;border-radius:50%;background:var(--lime);margin-bottom:20px}
.tl h4{font-family:'Fraunces';font-size:22px;margin-bottom:8px;color:#fff}
.tl p{font-size:14px;color:#bcd1c8}

/* founder editorial */
.founder{background:var(--cream)}
.founder-grid{display:grid;grid-template-columns:0.85fr 1fr;gap:56px;align-items:center}
.photo-slot{position:relative;aspect-ratio:4/5;border-radius:var(--r);overflow:hidden;background:linear-gradient(135deg,var(--teal),var(--forest));display:grid;place-items:center}
.photo-slot .ph{color:#cfe6dc;text-align:center;font-size:13px;border:1.5px dashed rgba(255,255,255,.5);padding:18px;border-radius:var(--r)}
.photo-slot .badge{position:absolute;left:16px;bottom:16px;background:var(--lime);color:var(--forest);font-weight:600;font-size:13px;padding:8px 12px;border-radius:var(--r)}
.founder blockquote{font-family:'Fraunces';font-weight:500;font-size:clamp(22px,2.6vw,30px);line-height:1.25;margin:18px 0}
.founder .name{font-weight:600}.founder .role{color:var(--muted);font-size:15px}

/* case-study highlight band (home) */
.metrics-band{background:var(--forest);color:#eaf3ee}
.metrics-band .kicker{color:var(--lime)}.metrics-band .kicker::before{background:var(--mint)}
.metrics-band .sec-h{color:#fff}
.metric-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:50px;border-top:1px solid rgba(255,255,255,.18)}
.metric{padding:36px 26px;border-left:1px solid rgba(255,255,255,.18)}
.metric:first-child{border-left:0;padding-left:0}
.metric .num{font-family:'Fraunces';font-weight:600;font-size:clamp(40px,5vw,58px);color:var(--lime);line-height:1}
.metric .lab{margin-top:12px;font-size:15px;color:#bcd1c8}

/* expertise grid (about) */
.exp-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:48px;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.exp-grid .cell{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:30px;background:var(--paper);transition:background .2s}
.exp-grid .cell:hover{background:var(--cream)}
.exp-grid .cell .no{font-family:'Fraunces';font-size:13px;color:var(--teal)}
.exp-grid .cell b{font-family:'Fraunces';font-weight:600;font-size:20px;display:block;margin-top:8px}

/* experience highlight cards (about) */
.cards{display:grid;grid-template-columns:1fr 1fr;gap:0;margin-top:48px;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.card{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:38px;background:var(--paper);transition:background .2s}
.card:hover{background:var(--cream)}
.card .no{font-family:'Fraunces';font-size:14px;color:var(--teal)}
.card h3{font-size:23px;margin:12px 0 10px}
.card p{color:var(--muted);font-size:15px}

/* case studies (case-studies.html) */
.note{display:inline-flex;align-items:center;gap:9px;border:1px solid var(--line);background:var(--paper);border-radius:var(--r);padding:9px 14px;font-size:13px;color:var(--muted);margin-top:22px}
.note::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--mint)}
.case{border-top:1px solid var(--line);padding:58px 0}
.case:first-of-type{border-top:0}
.case .no{font-family:'Fraunces';font-size:15px;color:var(--teal);margin-bottom:10px}
.case .descriptor{font-size:13px;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);margin-bottom:14px}
.case h3{font-size:clamp(26px,3.2vw,36px);margin-bottom:8px}
.case-body{display:grid;grid-template-columns:1fr 1fr;gap:48px;margin-top:28px}
.ca-block b{font-family:'Fraunces';font-weight:600;font-size:17px;display:block;margin-bottom:8px}
.ca-block p{color:var(--muted);font-size:15px;margin-bottom:22px}
.results{margin-top:8px}
.results b{font-family:'Fraunces';font-weight:600;font-size:17px;display:block;margin-bottom:16px}
.result-metrics{display:grid;grid-template-columns:1fr 1fr;gap:22px 30px}
.rm .num{font-family:'Fraunces';font-weight:600;font-size:clamp(28px,3.4vw,38px);color:var(--teal);line-height:1}
.rm .lab{margin-top:6px;font-size:14px;color:var(--muted)}

/* css bar/stat visualization (no JS) */
.bars{margin-top:26px;display:grid;gap:18px}
.bar-row{display:grid;grid-template-columns:160px 1fr;gap:16px;align-items:center}
.bar-row .bl{font-size:14px;color:var(--ink);font-weight:500}
.bar-track{background:var(--line);border-radius:var(--r);height:26px;position:relative;overflow:hidden}
.bar-fill{height:100%;background:linear-gradient(90deg,var(--teal),var(--mint));border-radius:var(--r);display:flex;align-items:center;justify-content:flex-end;padding-right:10px;color:#fff;font-size:12px;font-weight:600}
.bar-fill.lime{background:linear-gradient(90deg,var(--forest),var(--lime));color:var(--forest)}

/* cta band */
.cta{background:var(--lime);color:var(--forest);text-align:center}
.cta h2{font-size:clamp(30px,4.4vw,52px);max-width:780px;margin:0 auto}
.cta p{font-size:18px;max-width:560px;margin:18px auto 30px}
.cta .hero-cta{justify-content:center}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:60px;margin-top:44px}
.field{margin-bottom:18px}
.field label{display:block;font-weight:600;font-size:14px;margin-bottom:7px}
.field input,.field textarea{width:100%;padding:13px 14px;border:1.5px solid var(--line);border-radius:var(--r);font:inherit;font-size:15px;background:var(--paper);transition:border-color .15s,box-shadow .15s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(15,118,110,.12)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.info{border-top:1px solid var(--line)}
.info .li{padding:18px 0;border-bottom:1px solid var(--line)}
.info .li b{font-family:'Fraunces';font-size:17px}
.info .li a{color:var(--teal);font-weight:500}

footer{background:var(--forest);color:#bcd1c8;padding:56px 0 30px}
.foot-top{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.14)}
.foot-top .brand{color:#fff}
.foot-links{display:flex;gap:40px;flex-wrap:wrap}
.foot-links a{display:block;color:#bcd1c8;font-size:14px;padding:5px 0}
.foot-links a:hover{color:var(--lime)}
.foot-bot{padding-top:22px;font-size:13px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

@media (max-width:880px){
  section{padding:68px 0}
  .page-head{padding:120px 0 60px}
  .nav-links{position:fixed;inset:62px 0 auto 0;background:var(--forest);flex-direction:column;align-items:flex-start;gap:4px;padding:18px 24px;transform:translateY(-130%);transition:transform .25s;box-shadow:0 12px 24px rgba(0,0,0,.2)}
  .nav-links.open{transform:translateY(0)}
  header.scrolled .nav-links a.link,.nav-links a.link,
  body.light-header header .nav-links a.link{color:#fff}
  .nav-links a.link{width:100%;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.12)}
  .nav-links a.link.active{color:var(--lime)}
  .nav-links .btn{width:100%;justify-content:center;margin-top:10px}
  .hamburger{display:flex}
  .why-grid,.svc,.timeline,.founder-grid,.contact-grid,.metric-grid,.exp-grid,.cards,.svc-row,.case-body,.result-metrics{grid-template-columns:1fr}
  .metric,.tl{border-left:0;padding-left:0}
  .metric{padding:26px 0;border-top:1px solid rgba(255,255,255,.18)}
  .tl{padding:0 0 26px}
  .includes{grid-template-columns:1fr}
  .bar-row{grid-template-columns:1fr}
  .photo-slot{max-width:300px}
}